JP2005531242A - 無線電力伝送のためのプレーナ型共振器 - Google Patents
無線電力伝送のためのプレーナ型共振器 Download PDFInfo
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- 238000010168 coupling process Methods 0.000 claims abstract description 24
- 238000005859 coupling reaction Methods 0.000 claims abstract description 24
- 230000004907 flux Effects 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract 11
- 230000005540 biological transmission Effects 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 15
- 239000003990 capacitor Substances 0.000 claims description 13
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- 239000003989 dielectric material Substances 0.000 claims description 3
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- 238000004804 winding Methods 0.000 claims 2
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P7/00—Resonators of the waveguide type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/14—Inductive couplings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
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Abstract
Description
それぞれ示している。
・図10における直列共振充電器について4つの代わりに1つのショットキーダイオードが必要とされる。
・整流ダイオードからの少ない(著しい)損失
・デューティサイクル制御による固定された周波数の動作
・共振キャパシタが必要とされない。
・共振キャパシタなしで充電器が例外なくより容易に達成される場合がある。
Claims (36)
- 上面と下面を有するエネルギー伝送のインタフェース(IOET)と、
該IOETの上面に設けられた第一のコイル導体と、
該IOETの下面に設けられ、該第一のコイル導体と揃えられる垂直軸を有する第二のコイル導体と、
該IOETと該第一のコイル導体及び該第二のコイル導体は、予め決定された自己共振周波数を有し、
該第一のコイル導体と該第二のコイル導体との間のキャパシタンスは、該IOETにわたるエネルギーの伝送を可能にし、
該第一のコイル導体と該第二のコイル導体からなる構成は、直列共振構成及び並列共振構成のうちの1つを含む、
ことを特徴とするプレーナ型共振器。 - 該第一のコイル導体と該第二のコイル導体は、第一のPCB螺旋巻きの導体と第二のPCB螺旋巻きの導体のそれぞれを含み、第一の螺旋状の導体及び第二の螺旋状の導体並びに該IOETは、プレーナ型構造で集積される、
請求項1記載のプレーナ型共振器。 - IOETは、該第一のコイル導体の下面の非導電性の誘電体フィルム、該第二のコイル導体の上面の非導電性の誘電体フィルム、及び該第一のコイル導体の下面からエアギャップだけ離れた乳化剤のうちの1つを含む、
請求項1記載のプレーナ型共振器。 - 該第一の螺旋巻きの導体と該第二の螺旋巻きの導体のうちの一方に結合されたバッテリ充電回路をさらに有する、
請求項2記載のプレーナ型共振器。 - 該第一の螺旋巻きの導体と該第二の螺旋巻きの導体のうちの他方には、負荷が結合される、
請求項4記載のプレーナ型共振器。 - 該負荷は磁気的に結合され、該バッテリ充電回路から該負荷に磁束により電力が伝送される、
請求項5記載のプレーナ型共振器。 - 該第一のコイル導体に印加される信号は、該IOETにわたり該第一の螺旋状の導体と該第二の螺旋状の導体の磁束の結合により該第二のコイル導体に伝送される、
請求項1記載のプレーナ型共振器。 - 該IOETの上面に該第一の螺旋巻きの導体とのバイフレア螺旋構成で設けられる第三の螺旋巻きの導体をさらに有する、
請求項2記載のプレーナ型共振器。 - 該IOETの下面に該第二の螺旋巻きの導体とのバイフレア螺旋構成で設けられる第四の螺旋巻きの導体をさらに有する、
請求項2記載のプレーナ型共振器。 - 該IOETの上面に該第一の螺旋巻きの導体とのバイフレア螺旋構成で設けられる第三の螺旋巻きの導体をさらに有する、
請求項7記載のプレーナ型共振器。 - 該IOETの上面及び下面にあるバイフレア螺旋構成は、並列共振器を形成する、
請求項10記載のプレーナ型共振器。 - 該IOETの上面及び下面にあるバイフレア螺旋構成は、直列共振器を形成する、
請求項10記載のプレーナ型共振器。 - 該第一の螺旋状の導体と該第三の螺旋状の導体は、該IOETと並列に結合される、
請求項7記載のプレーナ型共振器。 - 該第一の螺旋状の導体と該第三の螺旋状の導体は、該IOETと直列に結合される、
請求項10記載のプレーナ型共振器。 - 該第二の螺旋状の導体と該第四の螺旋状の導体は、該IOETと並列に結合される、
請求項10記載のプレーナ型共振器。 - 該第二の螺旋状の導体と該第四の螺旋状の導体は、該IOETと直列に結合される、
請求項10記載のプレーナ型共振器。 - 直列構成で該IOETの上面に設けられる第一の複数のコイル導体と、直列構成で該IOETの下面に配置される第二の複数のコイル導体とをさらに有する、
請求項1記載のプレーナ型共振器。 - 該第一の複数のコイル導体及び該第二の複数のコイル導体は、並列共振器として構成される、
請求項17記載のプレーナ型共振器。 - 該第一の複数のコイル導体及び該第二の複数のコイル導体は、直列共振器として構成される、
請求項17記載のプレーナ型共振器。 - 該IOETは、μr>1である材料の比透磁率μrを有する、
請求項1記載のプレーナ型共振器。 - 該IOETは、Er>1である比誘電率Erを有する、
請求項1記載のプレーナ型共振器。 - 誘電体材料に設けられる平坦な螺旋導体と、
該螺旋導体の第一の表面に設けられる第一の結合入力と、
該平坦な螺旋導体の構成とは反対の誘電体の後側に設けられる第二の結合入力と、
を有することを特徴とするプレーナ型電力共振器。 - 誘電体と接しているコイル導体の対からなる第一のコイル導体であって、電源に結合するための手段を含む第一のコイル導体と、該第一のコイル導体と垂直に揃えられるコイル導体の対からなる第二のコイル導体であって、負荷と結合するための手段を含む第二のコイル導体との間のエアギャップを有するフラットコイルの導体の対を有するプレーナ型電力共振器であって、
該コイル導体からなる対の間のキャパシタは、該第一のコイル導体から第二のコイル導体へのエネルギー伝送を可能にする、
ことを特徴とするプレーナ型電力共振器。 - 該電源を結合するための手段は、バッテリ充電器に結合され、該負荷と結合するための手段は、ワイヤレスバッテリ充電のためにバッテリに結合される、
請求項23記載のプレーナ型共振器。 - 上面及び下面を有するエネルギー伝送のインタフェース(IOET)と、
該IOETの上面に設けられた第一の螺旋状の導体と、
該IOETの上面に設けられ、該第一の螺旋状導体と揃えられる垂直軸を有する第二の螺旋状の導体と、
該IOETの上面に設けられた第一の基板材料と、
該IOETの下面に設けられた第二の基板材料とを備え、
該IOET並びに該第一の螺旋状導体及び該第二の螺旋状導体は、予め決定された自己共振周波数を有する、
ことを特徴とするプレーナ型電力共振器。 - 該第一の螺旋状導体と該第二の螺旋状導体のうちの一方に結合されるバッテリ充電回路をさらに有する、
請求項25記載のプレーナ型電力共振器。 - 該IOETは、μr>1である材料の比透磁率を有する、
請求項25記載のプレーナ型電力共振器。 - 該IOETは、Er>1である比誘電率Erを有する、
請求項25記載のプレーナ型電力共振器。 - 非接触型の電力の伝送のためのプレーナ型電力共振器を提供する方法であって、
(a)上面と下面を有するエネルギー伝送のインタフェース(IOET)を提供するステップと、
(b)該IOETの上面に第一の螺旋状導体を設けるステップと、
(c)該第一の螺旋状導体と揃う垂直軸を有するように、該IOETの下面に第二の螺旋状導体を設けるステップとを有し、
該IOET並びに該第一の螺旋状導体及び該第二の螺旋状導体は、予め決定された自己共振周波数を有するように選択され、
該第一の螺旋と該第二の螺旋は、直列共振器の構成と並列共振器の構成のうちの一方で設けられる、
ことを特徴とする方法。 - 該ステップ(b)は、該IOETの上面に第一の螺旋状導体とのバイフレア螺旋構成で第三の螺旋状導体を設けるステップをさらに有し、
該ステップ(c)は、該IOETの下面に第二の螺旋状導体とのバイフレア螺旋構成で第四の螺旋状導体を設けるステップをさらに有する、
請求項29記載の方法。 - 該ステップ(b)は、該IOETの上面に第一の螺旋状導体とのマルチフレア螺旋構成で第一の複数の螺旋状導体を設けるステップをさらに有し、
該ステップ(c)は、該IOETの下面に第二の螺旋状導体とのマルチフレア螺旋構成で第二の複数の螺旋状導体を設けるステップをさらに有する、
請求項29記載の方法。 - 該第一の複数の螺旋状導体及び該第二の複数の螺旋状導体は、並列共振器として構成される、
請求項31記載の方法。 - 該第一の複数の螺旋状導体及び該第二の複数の螺旋状導体は、直列共振器として構成される、
請求項31記載の方法。 - 該ステップ(a)で提供される該IOETは、μr>1である材料の比透磁率を有する、
請求項33記載の方法。 - 該IOETは、Er>1である比誘電率Erを有する、
請求項33記載の方法。 - プレーナ型電力共振器を提供するための方法であって、
(a)誘電体材料に平坦な螺旋導体を設けるステップと、
(b)第一の結合入力を螺旋導体の第一の面に接続するステップと、
(c)該平坦な螺旋導体の構成とは反対の誘電体の後側に第二の結合入力を接続するステップと、
を有することを特徴とする方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US10/180,403 US6960968B2 (en) | 2002-06-26 | 2002-06-26 | Planar resonator for wireless power transfer |
PCT/IB2003/002636 WO2004004118A1 (en) | 2002-06-26 | 2003-06-10 | Planar resonator for wireless power transfer |
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US (1) | US6960968B2 (ja) |
EP (1) | EP1520342B1 (ja) |
JP (1) | JP2005531242A (ja) |
KR (1) | KR20050013605A (ja) |
CN (1) | CN1663118A (ja) |
AT (1) | ATE426941T1 (ja) |
AU (1) | AU2003239738A1 (ja) |
DE (1) | DE60326849D1 (ja) |
WO (1) | WO2004004118A1 (ja) |
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EP1520342A1 (en) | 2005-04-06 |
AU2003239738A1 (en) | 2004-01-19 |
KR20050013605A (ko) | 2005-02-04 |
CN1663118A (zh) | 2005-08-31 |
US6960968B2 (en) | 2005-11-01 |
ATE426941T1 (de) | 2009-04-15 |
EP1520342B1 (en) | 2009-03-25 |
WO2004004118A1 (en) | 2004-01-08 |
DE60326849D1 (de) | 2009-05-07 |
US20040000974A1 (en) | 2004-01-01 |
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